The mid-sized undermount sink in this range, the Pyramis Iris medium undermount is constructed from 18/10 gauge steel and comes with Pyramis's 25 year manufacturer warranty. Suitable for combining with the Iris small undermount sink to make a 1.5 bowl, this sink is finished in beautiful stainless steel with curved edges for flush installation to the worktop. Built to accommodate large dishes and bowls this sink combines function with form and will fit contemporary and traditional settings alike.